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Hi, I am running excitation-emission fluorescence spectra (on algal samples) and I want to use the EEM R package to visualize and analyze the data. However, this package only supports data files...
09 September 2019 5,418 1 View
I often work with plant species check lists and have been using the 'taxize' R package to programmatically compile information on higher taxonomic ranks (above-genus) in these lists. To do this, I...
09 September 2019 3,186 4 View
09 September 2019 453 3 View
Hello, I have ordinal data (4 ordered categories for each variable) that I would like to use as indicators for latent class analysis (LCA). I am aware that the cumulative response distribution...
08 August 2019 9,716 3 View
I have ~ 100 gauges (of course heterogeneously distributed) and say ~200*100 km territory. Relief could be neglected (yet looking for all options). Any recommendations?
08 August 2019 4,630 4 View
Dear colleagues, I am analizing pupil size data using mixed model analysis in R. I use lme - package nlme. However, I am encountering serious problems of heteroscedasticity (see attached...
08 August 2019 1,879 10 View
Hi, I settled on rmetasim to forward-simulate genetic data. The study system comprises a species with three stages (juvenile, female and male adults) and four habitats with differing migration...
08 August 2019 3,627 2 View
Hello, I have many photos with GPS localisation (EXIF) and now I want to extract longitude/latitude data (in decimal degrees) from it and save as csv table. I have only basic knowledge in R so...
08 August 2019 7,814 3 View
Hello everybody ! I’m actually doing a master thesis on a bird, the Corn bunting, more specifically on the effect of agri-environment schemes (AES) on the distribution of territories of the bird...
31 July 2019 5,018 4 View
I collect data of 21 participants daily over 14 weeks (98 measurement points per participant/physiological data). Each participant is part of an intervention group. All interventions have the...
29 July 2019 4,172 7 View
I have an ordinal mixed model with two categorical predictors with 3-4 groups. My question is how to or if I should decompose any significant main effects or interactions where the categorical...
15 July 2019 1,120 1 View
I'm looking for a way to check the non so strong correlation between my explanatory variables of my model. I'm using panel data fixed effect, with a panel effect and not a real time effect....
10 July 2019 4,818 2 View
I collected data of 21 participants daily over 14 weeks (98 measurement points per participant/physiological data). Each partipant was part of an intervention group (three groups). All...
07 July 2019 5,839 8 View
07 July 2019 1,136 2 View
Dear all, For my master's thesis I would like to conduct a path analysis (moderated mediation). However, some of my mediating/outcome (thus endogenous) variables are dichotomous. Unfortunately,...
06 June 2019 5,133 6 View
I am currently learning how to construct multi-level network in social network analysis. But I have lack of learning materials, references, or online courses for this, especially ones using R...
06 June 2019 6,767 3 View
Hi there, Does anybody know if it is possible to extract p-Values with the semPLS package in R? With the function bootsempls I can bootstrap and get confidence intervalls and standard errors, but...
06 June 2019 1,410 1 View
This is the code I am running in R (It was working fine until last week) "nbmodel
06 June 2019 9,960 3 View
Hi! I am trying to use a stationary non.financial corporate debt to GDP ratio on some level basis (differencing would not be possible) in R. How to make the ratio stationary? I tried STL and...
06 June 2019 8,801 4 View
Could you please recommend me source code package of data discretization in Matlab, R, Weka,...? I need to compare different discretization method
06 June 2019 8,798 3 View
05 June 2019 3,953 8 View
I prepared TEM samples of CD with 1-2 droplets carbon dots water solution in 2nm carbon layer copper grid. But I almost can not find any dots in the images. Most of the materials stay out of the...
22 May 2019 5,675 0 View
Sorry if these end up being kind of naive questions, but I'm only starting to get into this type of data analysis technique: -When I decide to remove a specific variable from my Rotated Component...
13 May 2019 3,017 8 View
I have been using dada2 with no issues until one day when I opened the program and received this error > library(dada2) Error: package or namespace load failed for ‘dada2’ in loadNamespace(j...
05 May 2019 2,548 2 View